Hows this combo sound

This is going to be my street car
69 Barracuda.
340 9.5:1 compression
Gasket matched and bowl ported J heads (maybe Magnum heads) with 1.88/1.60 valves
Ld340 intake Eddy 600 carb
CompCams XE268 or XE274 ?

1-5/8" headers
2.5" exhaust with X-pipe

A904 with 2.77 first gear. 10" converter.
3.91s Itty Bitty 215-70-14s

I want a nice street car with good low end power and a very strong mid range pull.